Egypt Voters Approve Constitution

CAIRO—Egyptian voters on Tuesday decisively approved a new constitution, handing a major victory to Islamists, even as the poll exposed their declining popularity ahead of important legislative elections.

Sami Abu Al Maati, head of the country's High Elections Commission, said just 33% of Egypt's eligible voters cast ballots in the referendum, with nearly 64% supporting the charter over the forceful objections of its secular-leaning...